Solution: On a byclice, the pedals rotate a gear, which I will call G1. A second gear, G2, spins the back wheels, and it moves via a chain that connects the chain as shown in the figure. If G1 is rotating at 10

Problem

On a byclice, the pedals rotate a gear, which I will call G1. A second gear, G2, spins the back wheels, and it moves via a chain that connects the chain as shown in the figure. If G1 is rotating at 100rpm, how fast will G2 be rotating? Note: R1=10cm and R2=5cm